χρησῐμ-εύω,
to be useful or serviceable, τοῖς ἐπιλήπτοις [[ 4th-3rd c.BC: Theophrastus Philosophus “Fragmenta” 175, compare 1st c.BC: Philodemus Gadarensis Epigrammaticus “Rh.” 1.221, +others, 2nd c.AD: Lucianus Sophista “DMort.” 10.9; τῇ πατρίδι “IGRom.” 4.1228 (from Thyatira)] Refs 4th c.BC+]; πρός τι [[ 1st c.BC: Diodorus Siculus Historicus 1.81, 1st c.AD: Dioscorides (Dioscurides) Medicus 2.149; εἴς τι 4th-3rd c.BC: Epicurus Philosophus “Fragmenta” 458, 2nd c.AD: Galenus Medicus 19.396, 4th c.AD: Iamblichus Philosophus “in Nicomachi arithmeticam introductionem” p.12P.: _absolutely_, LXX.Wis.4.3, 1st c.AD: Musonius Philosophus “fragment” 18Ap.95 H., 3rd c.AD: Alexander Aphrodisiensis Philosophus “in Aristotelis Topicorum libros octo commentaria - pars” 430.2: sens.obsc., 3rd c.AD(?): Diogenes Laertius 6.91 ] LXX+4th c.BC+]:— rejected by the Atticists,[[compare 2nd c.AD: Phrynichus Atticista 367. ] Refs 2nd c.AD+]